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opioid peptides

   Also found in: Wikipedia 0.01 sec.
opioid peptides (ōˑ·pē·oid pepˑ·tīdz),
n.pl protein molecules found in the body that are responsible for endogenous analgesia and other functions. The three major classes are beta-endorphins, dynorphins, and enkephalins. See also endorphins and enkephalins.


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Endogenous opioid peptides, such as beta-endorphin and enkephalin, function to inhibit pain and they are also the 'feel good' substances that are released following high levels of exercise or love.
The synchronous increase of neuropeptides and NK cells agrees with many studies in the area of neuroimmunomodulation research (16,17) and the finding that there is secretion of opioid peptides by leukocytes.
Considerable evidence supports the claim that opioid peptides are released during acupuncture and that the analgesic effects of acupuncture are at least partially explained by their actions.
 
 
 
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